Develope various e-commerce websites.Led UI/UX Design, designed client/business UI/UX interfaces, promotional flyers, brochures, pull-up banners and 3 membership cards using Figma and Photoshop.UI/UX Enchancement . Developed and customized animations using Framer Motion for UI. Improved interface responsiveness at least by 20%.Developed UI Components, converted Figma designs into optimal performance, TDD and BDD components using TypeScript, ReactJS, and Next.js base on best practices.Integrated RESTful APIs to facilitate communication ( APIs integration ) between the front-end and back-end, ensuring secure and efficient data transfer ensuring seamless user experiences.Built the front-end architecture, using Next.js to ensure SEO Friendly and integrated Redux for efficient state management, making the project scalable, using GIT easy to manage.Implemented unit tests using Jest and React Testing Library to ensure component functionality and stability.Error handling, identifying and diagnosing root causes of errors in real-time. Collaborated with cross-functional teams to develop and test patches, ensuring minimal downtime and impact on users.Performance Optimization, used Google Lighthouse for performance analysis to optimize the Performance and SEO of web application.Implemented CI/CD, created script to deploy web application to AWS EC2, AWS S3 bucket.Established design system for front-end development, including color schemes, typography, and spacing rules, reducing team communication overhead and cross-browser compatibility and responsiveness.AchievementsLed UI/UX Design —————— https://xianzhe.site/gobelldesignDeveloped UI Components —————— https://gobell.vercel.appBuilt the Front-end architecture —————— https://github.com/Xianzhezhang97/gobellEstablished design system —————— https://gobell.vercel.app/testImplemented CI/CD —————— https://m.gobell.au